201-638-4

EU cosmetic ingredient records linked to EC number 201-638-4.

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2 total

Annex

Entry

1353

1-((4-Phenylazo)phenylazo)-2-naphthol (Solvent Red 23; CI 26100) when used as a substance in hair dye products

CAS

85-86-9

Annex

Entry

CI 26100 /SOLVENT RED 23

1-(4-(Phenylazo)phenylazo)-2-naphthol

Purity criteria: anilin

CAS

85-86-9

Max concentration

About EC numbers

An EC number is an identifier used for substances listed in European chemical inventories. It can help connect cosmetic ingredient records and related reference information.

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